High-Performance Air Filters for Cummins Generator Engines | Bowei Filter Factory

Reliable filtration, built for power.

When it comes to heavy-duty Cummins generator engines, air filters are the first line of defense against dust and debris.
Bowei Filter Factory offers a complete range of iron-cap air filters with HV filter media, engineered to fit popular Cummins diesel and gas generator models — from compact sets to large QSK60G4 and QSK2200 engines.

Every filter is designed for high airflow, long service life, and OEM-level performance, making them a dependable choice for maintenance and aftermarket replacement.

Bowei Filter Factory testing Cummins generator air filters for performance.

Why Air Filters Matter in Cummins Generators

Clean air means efficient combustion.
A quality air filter ensures:

  • Stable airflow and fuel efficiency under continuous operation

  • Maximum dust holding capacity in harsh environments

  • Reduced engine wear and longer service intervals

At Bowei Filter Factory, every batch is tested for pressure resistance and filtration performance before shipping — ensuring your generator keeps running clean and powerful.

Bowei Filter Factory workshop producing HV filter paper for Cummins generator air filters

Cummins-Compatible Air Filters from Bowei

Below are three of Bowei’s top-selling air filters widely used in Cummins diesel generator systems:

ModelCross ReferenceDimensions (mm)Description
AF25544Donaldson P619372 / Fleetguard AF25544Length 622 × OD 384 × ID 254Heavy-duty iron-cap primary air filter for large Cummins generator engines.
AF25593Fleetguard AF25593Length 600 × OD 410 × ID 200Designed for Cummins QSK60G4 and QSK2200 engines. Long-life, reinforced structure.
AF26454Fleetguard AF2645489×36 / 89×28 / 57×32 / 50×25Compact air filter used in smaller Cummins engines and auxiliary generator units.

Each model features:

  • Iron end caps for durability under high temperature and vibration

  • HV imported filter paper for superior filtration efficiency

  • Inner and outer metal mesh to maintain shape under high airflow pressure

  • Fully tested fitment for Cummins diesel and gas generator systems

Bowei air filter set for Cummins generator engines, iron cap design.

What Makes Bowei Filters Different

  • Industrial-grade iron end caps: strong sealing and vibration resistance

  • High-efficiency HV filter paper: captures fine dust and maintains stable airflow

  • Precision-rolled mesh body: resists collapse and deformation under pressure

  • Tested in real generator environments: ensuring OEM-level reliability

Every Bowei air filter is not just a replacement — it’s an upgrade in filtration stability and consistency.

  • Industrial-grade iron end caps: strong sealing and vibration resistance

  • High-efficiency HV filter paper: captures fine dust and maintains stable airflow

  • Precision-rolled mesh body: resists collapse and deformation under pressure

  • Tested in real generator environments: ensuring OEM-level reliability

Every Bowei air filter is not just a replacement — it’s an upgrade in filtration stability and consistency.

Choose the Right Filter for Your Cummins Engine

Not sure which filter fits your generator?
Send us your engine model or OEM part number — we’ll match the correct replacement and provide a factory-direct quotation within 24 hours.

📩 Contact Bowei Filter Factory today to get Cummins-compatible air filters with verified performance and professional support.

Need a Reliable Air Filter Supplier in Russia?

Bowei Filter Factory manufactures OEM-quality air filters for diesel generators from 30 to 2000 kVA.
We support distributors, generator service companies, and OEM partners across Moscow, St. Petersburg, and other regions of Russia.

📧 Contact: [email protected] | WhatsApp / Phone: +86-13153150933 | Telegram available

Get a Quotation Now

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© 2025 Bowei Filter Factory — Professional manufacturer of diesel generator air filters and Caterpillar replacement filters.

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